问题
解答题
984-320=______ 715+63÷9=______.
答案
(1)984-320=664;
984
;-320 664
(2)715+63÷9,
=715+7,
=722;
故答案为:664,722.
984-320=______ 715+63÷9=______.
(1)984-320=664;
984
;-320 664
(2)715+63÷9,
=715+7,
=722;
故答案为:664,722.